ISO/IEC 18023-1:200x(E) — Table 6.60 DRM_Edge_Direction Edge Direction Inherited field elements Field name Range Field data type None Field elements Field name Range Field data type forwards Boolean Default field values Default field values for DRM Edge Direction Associated to one way inherited None Associated to one way None Associated by one way inherited None Associated by one way None Associated with two way inherited None Associated with two way None Composed of two way inherited None Composed of two way None Composed of two way metadata inherited None Composed of two way metadata None Component of two way inherited None Component of two way None Constraints Publishable object Clarifications None Example s A DRM Linear Feature instance representing a stream is associated with several DRM Feature Edge instances that define the path of the stream The DRM Edge Direction link object associated with each DRM Feature Edge instance has forwards TRUE if the DRM Feature Edge instance is oriented so that the stream flows in the direction from its starting node to its ending node and FALSE if the stream flows in the opposite direction Consider a DRM Linear Feature instance representing a one way street Its path is defined by a DRM Feature Edge

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ISO/IEC 18023-1:200x(E) — Table 6.72 DRM_Feature_Face TRUE has no external DRM Feature Face Ring component Class diagram Figure 6 86 DRM Feature Face Inherited field elements Field name Range Field data type None Field elements Field name Range Field data type universal Boolean Default field values Default field values for DRM Feature Face Associated to one way inherited None Associated to one way a bounded set of 0 2 ordered DRM Feature Volume instances 1 Associated by one way inherited None Associated by one way zero or more DRM Feature Edge instances 2 exactly two DRM Feature Volume Shell instances each through the use of a DRM Face Direction link object Associated with two way inherited None Associated with two way zero or more DRM Areal Feature instances each through the use of a DRM Face Direction link object zero or one DRM Feature Face instance zero or more DRM Feature Node instances 3 Composed of two way inherited zero or more DRM Property Value instances Composed of two way zero or more ordered DRM Feature Face Ring instances zero or more DRM Location instances 4 Composed of two way metadata inherited None Composed of two way metadata None Component of two way inherited zero or more DRM Union Of Feature Topology instances Component of two way None Constraints Constraints on associates Contained node constraints DRM Feature Edge constraints DRM Property constraints Edges bordering faces Publishable object Clarifications 1 These DRM Feature Volume instances represent the front and back sides of the DRM Feature Face instance respectively 2 These DRM Feature Edge instances are those that border the DRM Feature Face instance The converse of this relationship is that between DRM Feature Face Ring instances and DRM Feature Edge instances 3 If specified these DRM Feature Node instances are contained within the DRM Feature Face instance

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ISO/IEC 18023-1:200x(E) — Table 6.81 DRM_Feature_Volume this field set to TRUE has no external DRM Feature Volume Shell instance Class diagram Figure 6 96 DRM Feature Volume Inherited field elements Field name Range Field data type None Field elements Field name Range Field data type universal Boolean Default field values Default field values for DRM Feature Volume Associated to one way inherited None Associated to one way None Associated by one way inherited None Associated by one way zero or more DRM Feature Face instances 1 Associated with two way inherited None Associated with two way zero or more DRM Feature Edge instances 2 zero or more DRM Feature Node instances 3 zero or more DRM Volumetric Feature instances Composed of two way inherited zero or more DRM Property Value instances Composed of two way zero or more ordered DRM Feature Volume Shell instances 4 Composed of two way metadata inherited None Composed of two way metadata None Component of two way inherited zero or more DRM Union Of Feature Topology instances Component of two way None Constraints Constraints on associates Contained edge constraints Contained node constraints DRM Property constraints Faces bordering volumes Publishable object Volume shell face consistency Clarifications 1 The DRM Feature Face instances that border the DRM Feature Volume instance indicate the relationship by their association to the DRM Feature Volume instance The converse of this relationship is that between DRM Feature Volume Shell instances and DRM Feature Face instances 2 If the DRM Feature Volume instance has an association relationship with a DRM Feature Edge instance that DRM Feature Edge instance is contained within the DRM Feature Volume instance 3 If the DRM Feature Volume instance has an association relationship with a DRM Feature Node instance that DRM Feature Node instance is contained within the DRM Feature Volume instance 4 The first

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ISO/IEC 18023-1:200x(E) — Table 6.75 DRM_Feature_Model Associated to one way inherited None Associated to one way None Associated by one way inherited None Associated by one way zero or more DRM Feature Model Instance instances Associated with two way inherited None Associated with two way None Composed of two way inherited None Composed of two way zero or one DRM Feature Hierarchy instance 1 Composed of two way metadata inherited None Composed of two way metadata

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ISO/IEC 18023-1:200x(E) — Table 6.79 DRM_Feature_Topology type None Default field values Default field values for DRM Feature Topology Associated to one way inherited None Associated to one way None Associated by one way inherited None Associated by one way None Associated with two way inherited None Associated with two way None Composed of two way inherited None Composed of two way zero or more DRM Property Value instances Composed of two way metadata inherited None Composed

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ISO/IEC 18023-1:200x(E) — Table 6.80 DRM_Feature_Topology_Hierarchy level field specifies the level of feature topology that is present within the hierarchy represented by the DRM Feature Topology Hierarchy instance Class diagram Figure 6 95 DRM Feature Topology Hierarchy Inherited field elements Field name Range Field data type None Field elements Field name Range Field data type feature topology level Feature Topology Level Default field values Default field values for DRM Feature Topology Hierarchy Associated to one way

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ISO/IEC 18023-1:200x(E) — Table 6.95 DRM_Geometry_Topology instances Class diagram Figure 6 114 DRM Geometry Topology Inherited field elements Field name Range Field data type None Field elements Field name Range Field data type None Default field values Default field values for DRM Geometry Topology Associated to one way inherited None Associated to one way None Associated by one way inherited None Associated by one way None Associated with two way inherited None Associated with two way

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ISO/IEC 18023-1:200x(E) — Table 6.93 DRM_Geometry_Node None Field elements Field name Range Field data type None Default field values Default field values for DRM Geometry Node Associated to one way inherited None Associated to one way None Associated by one way inherited None Associated by one way None Associated with two way inherited None Associated with two way zero or more DRM Ellipse instances 1 zero or more DRM Geometry Edge instances each through the use of a DRM Edge Direction link object 2 zero or one DRM Geometry Face instance 3 zero or one DRM Geometry Volume instance 4 zero or more DRM Point instances zero or more DRM Property Grid Hook Point instances zero or more DRM Vertex instances zero or more DRM Volume Object instances 5 Composed of two way inherited None Composed of two way None Composed of two way metadata inherited None Composed of two way metadata None Component of two way inherited one DRM Union Of Geometry Topology instance Component of two way None Constraints Contained node constraints Publishable object Valid node edge relationships Clarifications 1 The DRM Geometry Node instance corresponds to the DRM Location instance representing the centre of each DRM Ellipse instance 2 The other half of

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